A Smackerel of Opinion

Notes and jottings from an ex-Ubuntu Kernel Team Engineer

Tuesday, 10 September 2019

Boot speed improvements for Ubuntu 19.10 Eoan Ermine

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The early boot requires loading and decompressing the kernel and initramfs from the boot storage device.   This speed is dependent on severa...
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Tuesday, 13 August 2019

Monitoring page faults with faultstat

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Whenever a process accesses a virtual address where there isn't currently a physical page mapped into its process space then a page faul...
Saturday, 8 June 2019

Working towards stress-ng 0.10.00

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Over the past 9+ months I've been cleaning up stress-ng in preparation for a V0.10.00 release.   Stress-ng is a portable Linux/UNIX Swis...
Saturday, 5 January 2019

Kernel commits with "Fixes" Tag (revisited)

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Last year I wrote about kernel commits that are tagged with the "Fixes" tag. Kernel developers use the "Fixes" tag on ...
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